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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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did not expressed

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "did not expressed" is not correct in English.
The correct form is "did not express." You can use it when negating the action of expressing something in the past. Example: "He did not express his feelings during the meeting."

⚠ May contain grammatical issues

Human-verified examples from authoritative sources

Exact Expressions

7 human-written examples

The ensuing cytokine signal, mediated by IL-2/STAT-5 independentent of the TCR specificity and is probably necessary to "secure" foxp3 expression (although numerous foxp3+ cells did not expressed detectable levels of pSTAT-5 by flow cytometry).

Science

Plosone

As Western blotting showed, IAR1162 cells did not expressed epithelial E-cadherin and did express mesenchymal N-cadherin (data not shown).

Science

Plosone

In extraosseous tumours, cells in contact with malignant cells did not expressed DKK1, MCSF, cathepsin K and IL6.

Although Gm18.2 did not expressed in leaves either, it was not responsive to any of the three treatments.

The animals exhibited slight changes in general behaviour (slow response to external stimuli, stretching and sluggishness) but did not expressed changes in their physiopatological activities.

In contrast, chicken heart and muscle did not expressed telomerase activity and very low levels were detected in chicken brain (lanes 29 31).

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Human-verified similar examples from authoritative sources

Similar Expressions

53 human-written examples

A majority did not express an opinion.

News & Media

The New York Times

He did not express any remorse.

News & Media

The New York Times

Giambi did not express any worries today.

Posts which did not express any clear opinion were ignored.

News & Media

The Guardian

He did not express remorse over his crimes.

News & Media

The New York Times
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Expert writing Tips

Best practice

Always use the correct past tense form "express" after "did not". For example, use "He did not express his opinion" instead of "He did not expressed his opinion".

Common error

Avoid using the past participle form "expressed" after the auxiliary verb "did". The correct structure requires the base form of the verb: "did not express".

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

60%

Authority and reliability

1/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "did not expressed" is an incorrect grammatical construction. The correct form, "did not express", functions as a negative verb phrase, indicating the absence of an action.

Expression frequency: Missing

Frequent in

Science

0%

News & Media

0%

Formal & Business

0%

Less common in

Science

0%

News & Media

0%

Formal & Business

0%

Ludwig's WRAP-UP

The phrase "did not expressed" is grammatically incorrect; the correct form is "did not express". Ludwig AI highlights this error, confirming the necessity of using the base form of the verb after the auxiliary verb "did". The correct phrase is used to indicate the absence of communication or the failure to convey something. While "did not express" is suitable for various contexts, remember to avoid the common error of using the past participle "expressed" after "did not".

FAQs

What is the correct form, "did not express" or "did not expressed"?

"Did not express" is the correct grammatical form. The auxiliary verb "did" requires the base form of the verb "express". "Did not expressed" is incorrect.

How do I use "did not express" in a sentence?

You can use "did not express" to indicate that someone failed to communicate something. For example, "She did not express her concerns during the meeting".

What can I say instead of "did not express"?

You can use alternatives like "failed to express", "did not convey", or "did not articulate" depending on the specific nuance you want to convey.

Is "did not express" formal or informal?

"Did not express" is suitable for both formal and informal contexts. Its neutrality makes it versatile for various writing and speaking situations.

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Most frequent sentences: